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Preface to the viewpoint set on: Solid oxide fuel cells

机译:观点的序言:固体氧化物燃料电池

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摘要

Growing interest in environmentally friendly and more efficient means for conversion of fossil fuel to electrical energy (with hydrogen as a possible intermediate) is motivated by increasing concerns about the depletion of hydrocarbon resources and the degradation of the environment through emission of greenhouse and other detrimental gases. Given their combustion-free operation and inherently high conversion efficiencies, fuel cells provide a viable alternative that can ameliorate these concerns. Fuel cells are electrochemical devices that directly convert the energy released by fuel oxidation to electricity. While fuel cells were first demonstrated by Grove [1], it has proven difficult to turn the concept into a commercially viable technology. A number of different fuel cell designs are currently being investigated, including polymeric electrolyte membrane fuel cells (PEMFCs) and solid oxide fuel cells (SOFCs). The main barrier to commercialization of these fuel cells involves the high manufacturing cost and the lack of appropriate materials which can meet the long-term stability requirements.
机译:人们越来越关注碳氢化合物资源的枯竭以及由于温室气体和其他有害气体的排放而导致的环境退化,人们越来越关注将矿物燃料转化为电能(以氢为可能的中间产物)的环境友好和更有效的方式。 。鉴于其无燃烧运行和固有的高转换效率,燃料电池提供了可以缓解这些问题的可行替代方案。燃料电池是电化学设备,可将燃料氧化释放的能量直接转化为电能。格鲁夫[1]首次展示了燃料电池,但事实证明很难将这一概念转化为商业上可行的技术。当前正在研究许多不同的燃料电池设计,包括聚合物电解质膜燃料电池(PEMFC)和固体氧化物燃料电池(SOFC)。这些燃料电池商业化的主要障碍包括高制造成本和缺乏可以满足长期稳定性要求的合适材料。

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